Cooling unit for refrigerator



FIG. 1 is a front perspective view of a cooling unit for refrigeratorshowing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings illustrate environmental structure andform no part of the claimed design.

CLAIM We claim the ornamental design for a cooling unit forrefrigerator, as shown and described.